Flopper.io GPU Specification Sheet
September 2, 2026
flopper.io/gpu/nvidia-gb300-nvl72-gpu-288gbNVIDIA GB300 NVL72 GPU 288GB
Blackwell Ultra SXM 2025 4nm
Overview
83.3
FP32 TFLOPS
288 GB
VRAM HBM3e
8.0 TB/s
Memory Bandwidth
—
TDP
Performance Metrics
| Precision | Peak (dense) | 2:4 Sparse | Bits | Type |
|---|---|---|---|---|
| FP64 | 1.4 | N/A | 64 | Standard |
| FP32 | 83.3 | N/A | 32 | Standard |
| TF32 | 1250.0 | 2500.0 | 32 | Standard |
| BF16 | 2500.0 | 5000.0 | 16 | Standard |
| FP16 | 2500.0 | 5000.0 | 16 | Standard |
| FP8 | 5000.0 | 10000.0 | 8 | Standard |
| FP6 | 5000.0 | 10000.0 | — | Standard |
| FP4 | 15000.0 | 20000.0 | 4 | Standard |
| INT8 | 165.0 | 330.0 | 8 | Standard |
Memory Specifications
- Capacity
- 288 GB
- Type
- HBM3e
- Bandwidth
- 8.0 TB/s
- Interface Width
- —
Power & Efficiency
- TDP
- —
- Est. Max Power
- —
- FP32 Efficiency
- —
- FP16 Efficiency
- —
Hardware Details
Vendor: NVIDIA
Architecture: Blackwell Ultra
Process Node: 4nm
Form Factor: SXM
Launch Year: 2025
Variant: NVL72 GPU 288GB
Interconnect
GPU-to-GPU: NVLink
Bandwidth: 1.8 TB/s
Chip Design
Transistors: 208.0 billion
Chiplets: 2 (Two reticle-limited dies joined by a 10 TB/s die-to-die link, presented to software as one GPU)
Enterprise Features
ECC: Yes
Sparsity: Yes